This homebrew feat is to unlock lore native custom races on RPDND: Paths of the Past (a minecraft dungeons & dragons roleplay server)

The physically mutated victims of the Fraying Mist, for better or worse than before.
Native Variant of REBORN or DHAMPIR

Native Traits:

• Creature Type. You are a Monstrosity.
• Choose one of the following options:
  • Mutated Option A. You have resistance to Psychic Damage. Your body has grown jaded.
  • Mutated Option B. As a bonus action on your turn, you are able to grow or retract a third arm out of your torso, deciding where and its appearance. The third arm can manipulate an object, open or close a container, or wield a weapon without the Heavy or Two Handed property.